cardinal tetra neon fish paracheirodon axelrodi

animal animals aquarium aquariums bacteria bacterial beach bone bones bream carassius cardinal coast coastline dead deadly death ecological ecology ecosystem environment environmental fish food form fresh freshness galleries gold goldfish harmful health healthy issue lake marine meal nature neon ocean poisoned pollute pollution prepared problem problems remain remains risk river rotting safe safety salmon sand sea septic shore shoreline sign silverfish skeleton small smell smoked space stink system tetra tide toxic trash tropical uncooked unsafe waste water